25574715

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{331}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 47545056

約数和(自身を除く): 21970341

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 101, 153, 255, 303, 331, 505, 765, 909, 993, 1515, 1655, 1717, 2979, 4545, 4965, 5151, 5627, 8585, 14895, 15453, 16881, 25755, 28135, 33431, 50643, 77265, 84405, 100293, 167155, 253215, 300879, 501465, 568327, 1504395, 1704981, 2841635, 5114943, 8524905, 25574715]

約数ペア:

[(1, 25574715), (3, 8524905), (5, 5114943), (9, 2841635), (15, 1704981), (17, 1504395), (45, 568327), (51, 501465), (85, 300879), (101, 253215), (153, 167155), (255, 100293), (303, 84405), (331, 77265), (505, 50643), (765, 33431), (909, 28135), (993, 25755), (1515, 16881), (1655, 15453), (1717, 14895), (2979, 8585), (4545, 5627), (4965, 5151)]